arm64/mpam: support resctrl fs to show mounting option

hulk inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I95IFL


CVE: NA

----------------------------------------

Support to display MPAM mounting options:

  # mount -t resctrl resctrl /sys/fs/resctrl/ -o cdpl3,mbMin,mbMax,mbHdl,caPbm
  # mount | grep resctrl
  resctrl on /sys/fs/resctrl type resctrl (rw,relatime,cdpl3,caPbm,mbMax,mbMin,mbHdl)

Fixes: 22da0461 ("arm64/mpam: Clean up header files and rearrange declarations")
Signed-off-by: Zeng Heng <zengheng4@huawei.com>